Search results

BUG: Dataframe arithmatic operators don't work with Series using fill_value

Status: Open (in progress).

pandas-dev/pandasnumber 61828

#61828 In pandas-dev/pandas;

· eicchen opened on Jul 10, 2025

· Updated on Nov 4, 2025

Various methods don't call call __finalize__

Bug

metadata_metadata, .attrs_metadata, .attrs

Status: Open.

#28283 In pandas-dev/pandas;

· TomAugspurger opened on Sep 4, 2019

· Updated on Oct 18, 2025

DatetimeIndex::inferred_freq is misleading

Enhancement

FrequencyDateOffsetsDateOffsets

Status: Open.

#5082 In pandas-dev/pandas;

· cancan101 opened on Oct 2, 2013

· Updated on Oct 12, 2025

PDEP-18: Nullable Object Dtype

PDEPpandas enhancement proposalpandas enhancement proposal

Stale

Status: Open (in progress).

pandas-dev/pandasnumber 61599

#61599 In pandas-dev/pandas;

· simonjayhawkins opened on Jun 7, 2025

· Updated on Oct 11, 2025

Implemented NumbaExecutionEngine

ApplyApply, Aggregate, Transform, MapApply, Aggregate, Transform, Map

Stale

Status: Open (in progress).

pandas-dev/pandasnumber 61487

#61487 In pandas-dev/pandas;

· arthurlw opened on May 23, 2025

· Updated on Oct 7, 2025

Moving to PyArrow dtypes by default

Arrowpyarrow functionalitypyarrow functionality

Needs DiscussionRequires discussion from core team before further actionRequires discussion from core team before further action

Status: Open.

#61618 In pandas-dev/pandas;

· datapythonista opened on Jun 9, 2025

· Updated on Oct 6, 2025

ENH: Implement translations infrastructure

Docs

Stale

Status: Open (in progress).

pandas-dev/pandasnumber 61380

#61380 In pandas-dev/pandas;

· goanpeca opened on Apr 30, 2025

· Updated on Aug 28, 2025

weighted mean

Enhancement

Reduction Operationssum, mean, min, max, etc.sum, mean, min, max, etc.

Windowrolling, ewma, expandingrolling, ewma, expanding

Status: Open.

#10030 In pandas-dev/pandas;

· bgrayburn opened on Apr 30, 2015

· Updated on Apr 11, 2025

API: distinguish NA vs NaN in floating dtypes

API Design

Enhancement

Missing-datanp.nan, pd.NaT, pd.NA, dropna, isnull, interpolatenp.nan, pd.NaT, pd.NA, dropna, isnull, interpolate

NA - MaskedArraysRelated to pd.NA and nullable extension arraysRelated to pd.NA and nullable extension arrays

PDEP missing valuesIssues that would be addressed by the Ice Cream Agreement from the Aug 2023 sprintIssues that would be addressed by the Ice Cream Agreement from the Aug 2023 sprint

Status: Open.

#32265 In pandas-dev/pandas;

· jorisvandenbossche opened on Feb 26, 2020

· Updated on Feb 28, 2025

ROADMAP: Consistent missing value handling with new NA scalar

API Design

Missing-datanp.nan, pd.NaT, pd.NA, dropna, isnull, interpolatenp.nan, pd.NaT, pd.NA, dropna, isnull, interpolate

Needs DiscussionRequires discussion from core team before further actionRequires discussion from core team before further action

RoadmapA proposal for the roadmap.A proposal for the roadmap.

Status: Open.

#28095 In pandas-dev/pandas;

· jorisvandenbossche opened on Aug 22, 2019

· Updated on Dec 15, 2023

API: capabilities of df.set_index

Enhancement

Status: Open.

#24046 In pandas-dev/pandas;

· h-vetinari opened on Dec 2, 2018

· Updated on Nov 19, 2023